When artificial intelligence enables the grieving to talk to the lost, a flight attendant and a mother grapple with the meaning of reality and humanity.

With the aid of unexpected friends, a gifted but introverted student confronts bullies and violent foes — unaware of how dangerous his world will become.

After unwittingly stealing money from a cartel, a cash-strapped professor finds the only way to save his broken family is by working as a drug courier.